/*
 * Copyright 2014 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springframework.yarn.am.grid.listener;

import org.springframework.yarn.am.grid.GridMember;

/**
 * Listener for grid container node events.
 *
 * @author Janne Valkealahti
 *
 */
public interface GridListener {

	/**
	 * Invoked when member is added into a grid.
	 *
	 * @param member the {@link GridMember}
	 */
	void memberAdded(GridMember member);

	/**
	 * Invoked when member is removed from a grid.
	 *
	 * @param member the {@link GridMember}
	 */
	void memberRemoved(GridMember member);

}
